Refractory

hard

rih-FRAK-tuh-ree

adjective

Definition

Stubborn or unmanageable; resistant to treatment

Examples

The refractory patient refused to take medication.
Refractory materials can withstand extreme heat.

Synonyms

intractablerecalcitrantobstinateunruly

Antonyms

compliantdocilemanageableamenable

Categories

GRE Tip

Refractory is a hard-difficulty GRE word. On the GRE, you might see it paired with synonyms like "intractable" or "recalcitrant" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "compliant".

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